526. In Terraria, what does the Wall of Flesh not drop upon defeat?
527. Which "Perk-A-Cola" in "Call Of Duty: Zombies" was "reworked" in "Call of Duty: Black Ops II"?
528. Along with Gabe Newell, who co-founded Valve?
529. What is the name of the virus in "Metal Gear Solid 1"?
530. The cake depicted in Valve's "Portal" franchise most closely resembles which real-world type of cake?